<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>链接</title>
		<style type="text/css">
			div#d1 a:link{
				color: red;
			}
			div#d1 a:visited{
				color: black;
			}
			div#d1 a:hover{
				color: violet;
				font-size: 25px;
			}
			div#d1 a:active{
				font-size: 25px;
				color: darkgrey;
			}
			p.s:hover{
				color:red;
				cursor: pointer;
			}
		</style>
	</head>
	<body>
		<div id="d1">
			<a href="https://www.baidu.com">百度</a>
			<a href="https://www.jd.com">京东</a>
			<a href="https://www.oschina.net">开源中国</a>
			<a href="https://www.bdqn.cn">青鸟总部</a>
		</div>
		<p class="s">教育改变生活</p>
	</body>
</html>
